| # SPDX-License-Identifier: MIT |
| # |
| # Makefile for the 'dsc' sub-component of DAL. |
| |
| ifdef CONFIG_X86 |
| dsc_ccflags := -mhard-float -msse |
| endif |
| |
| ifdef CONFIG_PPC64 |
| dsc_ccflags := -mhard-float -maltivec |
| endif |
| |
| ifdef CONFIG_CC_IS_GCC |
| ifeq ($(call cc-ifversion, -lt, 0701, y), y) |
| IS_OLD_GCC = 1 |
| endif |
| endif |
| |
| ifdef CONFIG_X86 |
| ifdef IS_OLD_GCC |
| # Stack alignment mismatch, proceed with caution. |
| # GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3 |
| # (8B stack alignment). |
| dsc_ccflags += -mpreferred-stack-boundary=4 |
| else |
| dsc_ccflags += -msse2 |
| endif |
| endif |
| |
| CFLAGS_$(AMDDALPATH)/dc/dsc/rc_calc.o := $(dsc_ccflags) |
| CFLAGS_REMOVE_$(AMDDALPATH)/dc/dsc/rc_calc.o := $(dsc_rcflags) |
| |
| DSC = dc_dsc.o rc_calc.o rc_calc_dpi.o |
| |
| AMD_DAL_DSC = $(addprefix $(AMDDALPATH)/dc/dsc/,$(DSC)) |
| |
| AMD_DISPLAY_FILES += $(AMD_DAL_DSC) |
